The Rough Guide to Conspiracy Theories is the definitive guide to the world's most controversial conspiracies. From phoney crucifictions to fake moon landings, and from stolen elections to manufactured viruses, there's always another story lurking behind the 'official version'. This guide questions whether Princess Diana's death was an accident? What really happened on 9/11? Why did Space Shuttle Columbia disintegrate on entry? Some theories are sobering, some troubling , others simply crazy, The Rough Guide to Conspiracy Theories sorts the myths from the realities.